Add search parameters to cgit_log_link

This makes the [prev] and [next] links work correctly on search results.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

6 files changed, 21 insertions, 8 deletions

diff --git a/cgit.h b/cgit.h
index 42036c3..163f355 100644
--- a/cgit.h
+++ b/cgit.h
@@ -145,138 +145,139 @@ extern int cgit_cache_dynamic_ttl;
 extern int cgit_cache_static_ttl;
 extern int cgit_cache_max_create_time;
 extern int cgit_summary_log;
 extern int cgit_summary_tags;
 extern int cgit_summary_branches;
 
 extern int cgit_max_msg_len;
 extern int cgit_max_repodesc_len;
 extern int cgit_max_commit_count;
 
 extern int cgit_query_has_symref;
 extern int cgit_query_has_sha1;
 
 extern char *cgit_querystring;
 extern char *cgit_query_repo;
 extern char *cgit_query_page;
 extern char *cgit_query_search;
 extern char *cgit_query_grep;
 extern char *cgit_query_head;
 extern char *cgit_query_sha1;
 extern char *cgit_query_sha2;
 extern char *cgit_query_path;
 extern char *cgit_query_name;
 extern int   cgit_query_ofs;
 
 extern int htmlfd;
 
 extern int cgit_get_cmd_index(const char *cmd);
 extern struct repoinfo *cgit_get_repoinfo(const char *url);
 extern void cgit_global_config_cb(const char *name, const char *value);
 extern void cgit_repo_config_cb(const char *name, const char *value);
 extern void cgit_querystring_cb(const char *name, const char *value);
 
 extern int chk_zero(int result, char *msg);
 extern int chk_positive(int result, char *msg);
 extern int chk_non_negative(int result, char *msg);
 
 extern int hextoint(char c);
 extern char *trim_end(const char *str, char c);
 extern char *strlpart(char *txt, int maxlen);
 extern char *strrpart(char *txt, int maxlen);
 
 extern void cgit_add_ref(struct reflist *list, struct refinfo *ref);
 extern int cgit_refs_cb(const char *refname, const unsigned char *sha1,
                         int flags, void *cb_data);
 
 extern void *cgit_free_commitinfo(struct commitinfo *info);
 
 extern int cgit_diff_files(const unsigned char *old_sha1,
                            const unsigned char *new_sha1,
                            linediff_fn fn);
 
 extern void cgit_diff_tree(const unsigned char *old_sha1,
                            const unsigned char *new_sha1,
                            filepair_fn fn, const char *prefix);
 
 extern void cgit_diff_commit(struct commit *commit, filepair_fn fn);
 
 extern char *fmt(const char *format,...);
 
 extern void html(const char *txt);
 extern void htmlf(const char *format,...);
 extern void html_txt(char *txt);
 extern void html_ntxt(int len, char *txt);
 extern void html_attr(char *txt);
 extern void html_hidden(char *name, char *value);
 extern void html_option(char *value, char *text, char *selected_value);
 extern void html_link_open(char *url, char *title, char *class);
 extern void html_link_close(void);
 extern void html_filemode(unsigned short mode);
 extern int html_include(const char *filename);
 
 extern int cgit_read_config(const char *filename, configfn fn);
 extern int cgit_parse_query(char *txt, configfn fn);
 extern struct commitinfo *cgit_parse_commit(struct commit *commit);
 extern struct taginfo *cgit_parse_tag(struct tag *tag);
 extern void cgit_parse_url(const char *url);
 
 extern char *cache_safe_filename(const char *unsafe);
 extern int cache_lock(struct cacheitem *item);
 extern int cache_unlock(struct cacheitem *item);
 extern int cache_cancel_lock(struct cacheitem *item);
 extern int cache_exist(struct cacheitem *item);
 extern int cache_expired(struct cacheitem *item);
 
 extern char *cgit_repourl(const char *reponame);
 extern char *cgit_fileurl(const char *reponame, const char *pagename,
                           const char *filename, const char *query);
 extern char *cgit_pageurl(const char *reponame, const char *pagename,
                           const char *query);
 
 extern const char *cgit_repobasename(const char *reponame);
 
 extern void cgit_tree_link(char *name, char *title, char *class, char *head,
                            char *rev, char *path);
 extern void cgit_log_link(char *name, char *title, char *class, char *head,
-                          char *rev, char *path, int ofs);
+                          char *rev, char *path, int ofs, char *grep,
+                          char *pattern);
 extern void cgit_commit_link(char *name, char *title, char *class, char *head,
                              char *rev);
 extern void cgit_refs_link(char *name, char *title, char *class, char *head,
                            char *rev, char *path);
 extern void cgit_snapshot_link(char *name, char *title, char *class,
                                char *head, char *rev, char *archivename);
 extern void cgit_diff_link(char *name, char *title, char *class, char *head,
                            char *new_rev, char *old_rev, char *path);
 
 extern void cgit_object_link(struct object *obj);
 
 extern void cgit_print_error(char *msg);
 extern void cgit_print_date(time_t secs, char *format);
 extern void cgit_print_age(time_t t, time_t max_relative, char *format);
 extern void cgit_print_docstart(char *title, struct cacheitem *item);
 extern void cgit_print_docend();
 extern void cgit_print_pageheader(char *title, int show_search);
 extern void cgit_print_snapshot_start(const char *mimetype,
                                       const char *filename,
                                       struct cacheitem *item);
 extern void cgit_print_branches(int maxcount);
 extern void cgit_print_tags(int maxcount);
 
 extern void cgit_print_repolist(struct cacheitem *item);
 extern void cgit_print_summary();
 extern void cgit_print_log(const char *tip, int ofs, int cnt, char *grep,
                            char *pattern, char *path, int pager);
 extern void cgit_print_blob(struct cacheitem *item, const char *hex, char *path);
 extern void cgit_print_tree(const char *rev, char *path);
 extern void cgit_print_commit(char *hex);
 extern void cgit_print_refs();
 extern void cgit_print_tag(char *revname);
 extern void cgit_print_diff(const char *new_hex, const char *old_hex, const char *prefix);
 extern void cgit_print_snapshot(struct cacheitem *item, const char *head,
                                 const char *hex, const char *prefix,
                                 const char *filename, int snapshot);
 extern void cgit_print_snapshot_links(const char *repo, const char *head,
                                       const char *hex, int snapshots);
 extern int cgit_parse_snapshots_mask(const char *str);
 
 #endif /* CGIT_H */
diff --git a/ui-log.c b/ui-log.c
index e7f7d6f..9f5fdf6 100644
--- a/ui-log.c
+++ b/ui-log.c
@@ -25,107 +25,109 @@ void inspect_files(struct diff_filepair *pair)
 
 void print_commit(struct commit *commit)
 {
         struct commitinfo *info;
 
         info = cgit_parse_commit(commit);
         html("<tr><td>");
         cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
         html("</td><td>");
         cgit_commit_link(info->subject, NULL, NULL, cgit_query_head,
                          sha1_to_hex(commit->object.sha1));
         if (cgit_repo->enable_log_filecount) {
                 files = 0;
                 lines = 0;
                 cgit_diff_commit(commit, inspect_files);
                 html("</td><td class='right'>");
                 htmlf("%d", files);
                 if (cgit_repo->enable_log_linecount) {
                         html("</td><td class='right'>");
                         htmlf("%d", lines);
                 }
         }
         html("</td><td>");
         html_txt(info->author);
         html("</td></tr>\n");
         cgit_free_commitinfo(info);
 }
 
 
 void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern, char *path, int pager)
 {
         struct rev_info rev;
         struct commit *commit;
         const char *argv[] = {NULL, tip, NULL, NULL, NULL};
         int argc = 2;
         int i;
 
         if (!tip)
                 argv[1] = cgit_query_head;
 
         if (grep && pattern && (!strcmp(grep, "grep") ||
                                 !strcmp(grep, "author") ||
                                 !strcmp(grep, "committer")))
                 argv[argc++] = fmt("--%s=%s", grep, pattern);
 
         if (path) {
                 argv[argc++] = "--";
                 argv[argc++] = path;
         }
         init_revisions(&rev, NULL);
         rev.abbrev = DEFAULT_ABBREV;
         rev.commit_format = CMIT_FMT_DEFAULT;
         rev.verbose_header = 1;
         rev.show_root_diff = 0;
         setup_revisions(argc, argv, &rev, NULL);
         if (rev.grep_filter) {
                 rev.grep_filter->regflags |= REG_ICASE;
                 compile_grep_patterns(rev.grep_filter);
         }
         prepare_revision_walk(&rev);
 
         html("<table class='list nowrap'>");
         html("<tr class='nohover'><th class='left'>Age</th>"
              "<th class='left'>Message</th>");
 
         if (cgit_repo->enable_log_filecount) {
                 html("<th class='left'>Files</th>");
                 if (cgit_repo->enable_log_linecount)
                         html("<th class='left'>Lines</th>");
         }
         html("<th class='left'>Author</th></tr>\n");
 
         if (ofs<0)
                 ofs = 0;
 
         for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
                 free(commit->buffer);
                 commit->buffer = NULL;
                 free_commit_list(commit->parents);
                 commit->parents = NULL;
         }
 
         for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
                 print_commit(commit);
                 free(commit->buffer);
                 commit->buffer = NULL;
                 free_commit_list(commit->parents);
                 commit->parents = NULL;
         }
         html("</table>\n");
 
         if (pager) {
                 html("<div class='pager'>");
                 if (ofs > 0) {
                         cgit_log_link("[prev]", NULL, NULL, cgit_query_head,
                                       cgit_query_sha1, cgit_query_path,
-                                      ofs - cnt);
+                                      ofs - cnt, cgit_query_grep,
+                                      cgit_query_search);
                         html("&nbsp;");
                 }
                 if ((commit = get_revision(&rev)) != NULL) {
                         cgit_log_link("[next]", NULL, NULL, cgit_query_head,
                                       cgit_query_sha1, cgit_query_path,
-                                      ofs + cnt);
+                                      ofs + cnt, cgit_query_grep,
+                                      cgit_query_search);
                 }
                 html("</div>");
         }
 }
diff --git a/ui-repolist.c b/ui-repolist.c
index 4c86543..9aa5c1e 100644
--- a/ui-repolist.c
+++ b/ui-repolist.c
@@ -5,105 +5,106 @@
  * Licensed under GNU General Public License v2
  *   (see COPYING for full license text)
  */
 
 #include "cgit.h"
 #include <time.h>
 
 
 time_t read_agefile(char *path)
 {
         FILE *f;
         static char buf[64], buf2[64];
 
         if (!(f = fopen(path, "r")))
                 return -1;
         fgets(buf, sizeof(buf), f);
         fclose(f);
         if (parse_date(buf, buf2, sizeof(buf2)))
                 return strtoul(buf2, NULL, 10);
         else
                 return 0;
 }
 
 static void print_modtime(struct repoinfo *repo)
 {
         char *path;
         struct stat s;
 
         path = fmt("%s/%s", repo->path, cgit_agefile);
         if (stat(path, &s) == 0) {
                 cgit_print_age(read_agefile(path), -1, NULL);
                 return;
         }
 
         path = fmt("%s/refs/heads/%s", repo->path, repo->defbranch);
         if (stat(path, &s) != 0)
                 return;
         cgit_print_age(s.st_mtime, -1, NULL);
 }
 
 void cgit_print_repolist(struct cacheitem *item)
 {
         int i, columns = 4;
         char *last_group = NULL;
 
         if (cgit_enable_index_links)
                 columns++;
 
         cgit_print_docstart(cgit_root_title, item);
         cgit_print_pageheader(cgit_root_title, 0);
 
         html("<table class='list nowrap'>");
         if (cgit_index_header) {
                 htmlf("<tr class='nohover'><td colspan='%d' class='include-block'>",
                       columns);
                 html_include(cgit_index_header);
                 html("</td></tr>");
         }
         html("<tr class='nohover'>"
              "<th class='left'>Name</th>"
              "<th class='left'>Description</th>"
              "<th class='left'>Owner</th>"
              "<th class='left'>Idle</th>");
         if (cgit_enable_index_links)
                 html("<th>Links</th>");
         html("</tr>\n");
 
         for (i=0; i<cgit_repolist.count; i++) {
                 cgit_repo = &cgit_repolist.repos[i];
                 if ((last_group == NULL && cgit_repo->group != NULL) ||
                     (last_group != NULL && cgit_repo->group == NULL) ||
                     (last_group != NULL && cgit_repo->group != NULL &&
                      strcmp(cgit_repo->group, last_group))) {
                         htmlf("<tr class='nohover'><td colspan='%d' class='repogroup'>",
                               columns);
                         html_txt(cgit_repo->group);
                         html("</td></tr>");
                         last_group = cgit_repo->group;
                 }
                 htmlf("<tr><td class='%s'>",
                       cgit_repo->group ? "sublevel-repo" : "toplevel-repo");
                 html_link_open(cgit_repourl(cgit_repo->url), NULL, NULL);
                 html_txt(cgit_repo->name);
                 html_link_close();
                 html("</td><td>");
                 html_ntxt(cgit_max_repodesc_len, cgit_repo->desc);
                 html("</td><td>");
                 html_txt(cgit_repo->owner);
                 html("</td><td>");
                 print_modtime(cgit_repo);
                 html("</td>");
                 if (cgit_enable_index_links) {
                         html("<td>");
                         html_link_open(cgit_repourl(cgit_repo->url),
                                        NULL, "button");
                         html("summary</a>");
-                        cgit_log_link("log", NULL, "button", NULL, NULL, NULL, 0);
+                        cgit_log_link("log", NULL, "button", NULL, NULL, NULL,
+                                      0, NULL, NULL);
                         cgit_tree_link("tree", NULL, "button", NULL, NULL, NULL);
                         html("</td>");
                 }
                 html("</tr>\n");
         }
         html("</table>");
         cgit_print_docend();
 }
diff --git a/ui-shared.c b/ui-shared.c
index 1d66940..a03661a 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -101,203 +101,212 @@ const char *cgit_repobasename(const char *reponame)
         while( p && rvbuf[p]=='/') rvbuf[p--]=0;
         /* find last slash in the remaining string */
         rv = strrchr(rvbuf,'/');
         if(rv)
                 return ++rv;
         return rvbuf;
 }
 
 char *cgit_currurl()
 {
         if (!cgit_virtual_root)
                 return cgit_script_name;
         else if (cgit_query_page)
                 return fmt("%s/%s/%s/", cgit_virtual_root, cgit_query_repo, cgit_query_page);
         else if (cgit_query_repo)
                 return fmt("%s/%s/", cgit_virtual_root, cgit_query_repo);
         else
                 return fmt("%s/", cgit_virtual_root);
 }
 
 static char *repolink(char *title, char *class, char *page, char *head,
                       char *path)
 {
         char *delim = "?";
 
         html("<a");
         if (title) {
                 html(" title='");
                 html_attr(title);
                 html("'");
         }
         if (class) {
                 html(" class='");
                 html_attr(class);
                 html("'");
         }
         html(" href='");
         if (cgit_virtual_root) {
                 html_attr(cgit_virtual_root);
                 if (cgit_virtual_root[strlen(cgit_virtual_root) - 1] != '/')
                         html("/");
                 html_attr(cgit_repo->url);
                 if (cgit_repo->url[strlen(cgit_repo->url) - 1] != '/')
                         html("/");
                 if (page) {
                         html(page);
                         html("/");
                         if (path)
                                 html_attr(path);
                 }
         } else {
                 html(cgit_script_name);
                 html("?url=");
                 html_attr(cgit_repo->url);
                 if (cgit_repo->url[strlen(cgit_repo->url) - 1] != '/')
                         html("/");
                 if (page) {
                         html(page);
                         html("/");
                         if (path)
                                 html_attr(path);
                 }
                 delim = "&amp;";
         }
         if (head && strcmp(head, cgit_repo->defbranch)) {
                 html(delim);
                 html("h=");
                 html_attr(head);
                 delim = "&amp;";
         }
         return fmt("%s", delim);
 }
 
 static void reporevlink(char *page, char *name, char *title, char *class,
                         char *head, char *rev, char *path)
 {
         char *delim;
 
         delim = repolink(title, class, page, head, path);
         if (rev && strcmp(rev, cgit_query_head)) {
                 html(delim);
                 html("id=");
                 html_attr(rev);
         }
         html("'>");
         html_txt(name);
         html("</a>");
 }
 
 void cgit_tree_link(char *name, char *title, char *class, char *head,
                     char *rev, char *path)
 {
         reporevlink("tree", name, title, class, head, rev, path);
 }
 
 void cgit_log_link(char *name, char *title, char *class, char *head,
-                   char *rev, char *path, int ofs)
+                   char *rev, char *path, int ofs, char *grep, char *pattern)
 {
         char *delim;
 
         delim = repolink(title, class, "log", head, path);
         if (rev && strcmp(rev, cgit_query_head)) {
                 html(delim);
                 html("id=");
                 html_attr(rev);
                 delim = "&";
         }
+        if (grep && pattern) {
+                html(delim);
+                html("qt=");
+                html_attr(grep);
+                delim = "&";
+                html(delim);
+                html("q=");
+                html_attr(pattern);
+        }
         if (ofs > 0) {
                 html(delim);
                 html("ofs=");
                 htmlf("%d", ofs);
         }
         html("'>");
         html_txt(name);
         html("</a>");
 }
 
 void cgit_commit_link(char *name, char *title, char *class, char *head,
                       char *rev)
 {
         if (strlen(name) > cgit_max_msg_len && cgit_max_msg_len >= 15) {
                 name[cgit_max_msg_len] = '\0';
                 name[cgit_max_msg_len - 1] = '.';
                 name[cgit_max_msg_len - 2] = '.';
                 name[cgit_max_msg_len - 3] = '.';
         }
         reporevlink("commit", name, title, class, head, rev, NULL);
 }
 
 void cgit_refs_link(char *name, char *title, char *class, char *head,
                     char *rev, char *path)
 {
         reporevlink("refs", name, title, class, head, rev, path);
 }
 
 void cgit_snapshot_link(char *name, char *title, char *class, char *head,
                         char *rev, char *archivename)
 {
         reporevlink("snapshot", name, title, class, head, rev, archivename);
 }
 
 void cgit_diff_link(char *name, char *title, char *class, char *head,
                     char *new_rev, char *old_rev, char *path)
 {
         char *delim;
 
         delim = repolink(title, class, "diff", head, path);
         if (new_rev && strcmp(new_rev, cgit_query_head)) {
                 html(delim);
                 html("id=");
                 html_attr(new_rev);
                 delim = "&amp;";
         }
         if (old_rev) {
                 html(delim);
                 html("id2=");
                 html_attr(old_rev);
         }
         html("'>");
         html_txt(name);
         html("</a>");
 }
 
 void cgit_object_link(struct object *obj)
 {
         char *page, *arg, *url;
 
         if (obj->type == OBJ_COMMIT) {
                 cgit_commit_link(fmt("commit %s", sha1_to_hex(obj->sha1)), NULL, NULL,
                                  cgit_query_head, sha1_to_hex(obj->sha1));
                 return;
         } else if (obj->type == OBJ_TREE) {
                 page = "tree";
                 arg = "id";
         } else if (obj->type == OBJ_TAG) {
                 page = "tag";
                 arg = "id";
         } else {
                 page = "blob";
                 arg = "id";
         }
 
         url = cgit_pageurl(cgit_query_repo, page,
                            fmt("%s=%s", arg, sha1_to_hex(obj->sha1)));
         html_link_open(url, NULL, NULL);
         htmlf("%s %s", typename(obj->type),
               sha1_to_hex(obj->sha1));
         html_link_close();
 }
 
 void cgit_print_date(time_t secs, char *format)
 {
         char buf[64];
         struct tm *time;
 
         time = gmtime(&secs);
         strftime(buf, sizeof(buf)-1, format, time);
         html_txt(buf);
 }
 
 void cgit_print_age(time_t t, time_t max_relative, char *format)
 {
         time_t now, secs;
@@ -368,152 +377,152 @@ void cgit_print_docend()
 int print_branch_option(const char *refname, const unsigned char *sha1,
                         int flags, void *cb_data)
 {
         char *name = (char *)refname;
         html_option(name, name, cgit_query_head);
         return 0;
 }
 
 int print_archive_ref(const char *refname, const unsigned char *sha1,
                        int flags, void *cb_data)
 {
         struct tag *tag;
         struct taginfo *info;
         struct object *obj;
         char buf[256], *url;
         unsigned char fileid[20];
         int *header = (int *)cb_data;
 
         if (prefixcmp(refname, "refs/archives"))
                 return 0;
         strncpy(buf, refname+14, sizeof(buf));
         obj = parse_object(sha1);
         if (!obj)
                 return 1;
         if (obj->type == OBJ_TAG) {
                 tag = lookup_tag(sha1);
                 if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag)))
                         return 0;
                 hashcpy(fileid, tag->tagged->sha1);
         } else if (obj->type != OBJ_BLOB) {
                 return 0;
         } else {
                 hashcpy(fileid, sha1);
         }
         if (!*header) {
                 html("<p><h1>download</h1>");
                 *header = 1;
         }
         url = cgit_pageurl(cgit_query_repo, "blob",
                            fmt("id=%s&amp;path=%s", sha1_to_hex(fileid),
                                buf));
         html_link_open(url, NULL, "menu");
         html_txt(strlpart(buf, 20));
         html_link_close();
         return 0;
 }
 
 void add_hidden_formfields(int incl_head, int incl_search)
 {
         if (!cgit_virtual_root) {
                 if (cgit_query_repo)
                         html_hidden("r", cgit_query_repo);
                 if (cgit_query_page)
                         html_hidden("p", cgit_query_page);
         }
 
         if (incl_head && strcmp(cgit_query_head, cgit_repo->defbranch))
                 html_hidden("h", cgit_query_head);
 
         if (cgit_query_sha1)
                 html_hidden("id", cgit_query_sha1);
         if (cgit_query_sha2)
                 html_hidden("id2", cgit_query_sha2);
 
         if (incl_search) {
                 if (cgit_query_grep)
                         html_hidden("qt", cgit_query_grep);
                 if (cgit_query_search)
                         html_hidden("q", cgit_query_search);
         }
 }
 
 void cgit_print_pageheader(char *title, int show_search)
 {
         static const char *default_info = "This is cgit, a fast webinterface for git repositories";
         int header = 0;
 
         html("<div id='sidebar'>\n");
         html("<a href='");
         html_attr(cgit_rooturl());
         htmlf("'><div id='logo'><img src='%s' alt='cgit'/></div></a>\n",
               cgit_logo);
         html("<div class='infobox'>");
         if (cgit_query_repo) {
                 html("<h1>");
                 html_txt(strrpart(cgit_repo->name, 20));
                 html("</h1>\n");
                 html_txt(cgit_repo->desc);
                 if (cgit_repo->owner) {
                         html("<p>\n<h1>owner</h1>\n");
                         html_txt(cgit_repo->owner);
                 }
                 html("<p>\n<h1>navigate</h1>\n");
                 reporevlink(NULL, "summary", NULL, "menu", cgit_query_head,
                             NULL, NULL);
                 cgit_log_link("log", NULL, "menu", cgit_query_head,
-                              cgit_query_sha1, cgit_query_path, 0);
+                              cgit_query_sha1, cgit_query_path, 0, NULL, NULL);
                 cgit_tree_link("tree", NULL, "menu", cgit_query_head,
                                cgit_query_sha1, NULL);
                 cgit_commit_link("commit", NULL, "menu", cgit_query_head,
                               cgit_query_sha1);
                 cgit_diff_link("diff", NULL, "menu", cgit_query_head,
                                cgit_query_sha1, cgit_query_sha2,
                                cgit_query_path);
 
                 for_each_ref(print_archive_ref, &header);
 
                 html("<p>\n<h1>branch</h1>\n");
                 html("<form method='get' action=''>\n");
                 add_hidden_formfields(0, 1);
                 html("<select name='h' onchange='this.form.submit();'>\n");
                 for_each_branch_ref(print_branch_option, cgit_query_head);
                 html("</select>\n");
                 html("</form>\n");
 
                 html("<p>\n<h1>search</h1>\n");
                 html("<form method='get' action='");
                 html_attr(cgit_pageurl(cgit_query_repo, "log", NULL));
                 html("'>\n");
                 add_hidden_formfields(1, 0);
                 html("<select name='qt'>\n");
                 html_option("grep", "log msg", cgit_query_grep);
                 html_option("author", "author", cgit_query_grep);
                 html_option("committer", "committer", cgit_query_grep);
                 html("</select>\n");
                 html("<input class='txt' type='text' name='q' value='");
                 html_attr(cgit_query_search);
                 html("'/>\n");
                 html("</form>\n");
         } else {
                 if (!cgit_index_info || html_include(cgit_index_info))
                         html(default_info);
         }
 
         html("</div>\n");
 
         html("</div>\n<table class='grid'><tr><td id='content'>\n");
 }
 
 
 void cgit_print_snapshot_start(const char *mimetype, const char *filename,
                                struct cacheitem *item)
 {
         htmlf("Content-Type: %s\n", mimetype);
         htmlf("Content-Disposition: inline; filename=\"%s\"\n", filename);
         htmlf("Last-Modified: %s\n", http_date(item->st.st_mtime));
         htmlf("Expires: %s\n", http_date(item->st.st_mtime +
                                          ttl_seconds(item->ttl)));
         html("\n");
 }
 
 /* vim:set sw=8: */
diff --git a/ui-summary.c b/ui-summary.c
index 39fe330..c856793 100644
--- a/ui-summary.c
+++ b/ui-summary.c
@@ -1,155 +1,155 @@
 /* ui-summary.c: functions for generating repo summary page
  *
  * Copyright (C) 2006 Lars Hjemli
  *
  * Licensed under GNU General Public License v2
  *   (see COPYING for full license text)
  */
 
 #include "cgit.h"
 
 static int header;
 
 static int cmp_age(int age1, int age2)
 {
         if (age1 != 0 && age2 != 0)
                 return age2 - age1;
 
         if (age1 == 0 && age2 == 0)
                 return 0;
 
         if (age1 == 0)
                 return +1;
 
         return -1;
 }
 
 static int cmp_ref_name(const void *a, const void *b)
 {
         struct refinfo *r1 = *(struct refinfo **)a;
         struct refinfo *r2 = *(struct refinfo **)b;
 
         return strcmp(r1->refname, r2->refname);
 }
 
 static int cmp_branch_age(const void *a, const void *b)
 {
         struct refinfo *r1 = *(struct refinfo **)a;
         struct refinfo *r2 = *(struct refinfo **)b;
 
         return cmp_age(r1->commit->committer_date, r2->commit->committer_date);
 }
 
 static int cmp_tag_age(const void *a, const void *b)
 {
         struct refinfo *r1 = *(struct refinfo **)a;
         struct refinfo *r2 = *(struct refinfo **)b;
 
         return cmp_age(r1->tag->tagger_date, r2->tag->tagger_date);
 }
 
 static int print_branch(struct refinfo *ref)
 {
         struct commitinfo *info = ref->commit;
         char *name = (char *)ref->refname;
 
         if (!info)
                 return 1;
         html("<tr><td>");
-        cgit_log_link(name, NULL, NULL, name, NULL, NULL, 0);
+        cgit_log_link(name, NULL, NULL, name, NULL, NULL, 0, NULL, NULL);
         html("</td><td>");
 
         if (ref->object->type == OBJ_COMMIT) {
                 cgit_print_age(info->commit->date, -1, NULL);
                 html("</td><td>");
                 html_txt(info->author);
                 html("</td><td>");
                 cgit_commit_link(info->subject, NULL, NULL, name, NULL);
         } else {
                 html("</td><td></td><td>");
                 cgit_object_link(ref->object);
         }
         html("</td></tr>\n");
         return 0;
 }
 
 static void print_tag_header()
 {
         html("<tr class='nohover'><th class='left'>Tag</th>"
              "<th class='left'>Age</th>"
              "<th class='left'>Author</th>"
              "<th class='left'>Reference</th></tr>\n");
         header = 1;
 }
 
 static int print_tag(struct refinfo *ref)
 {
         struct tag *tag;
         struct taginfo *info;
         char *url, *name = (char *)ref->refname;
 
         if (ref->object->type == OBJ_TAG) {
                 tag = (struct tag *)ref->object;
                 info = ref->tag;
                 if (!tag || !info)
                         return 1;
                 html("<tr><td>");
                 url = cgit_pageurl(cgit_query_repo, "tag",
                                    fmt("id=%s", name));
                 html_link_open(url, NULL, NULL);
                 html_txt(name);
                 html_link_close();
                 html("</td><td>");
                 if (info->tagger_date > 0)
                         cgit_print_age(info->tagger_date, -1, NULL);
                 html("</td><td>");
                 if (info->tagger)
                         html(info->tagger);
                 html("</td><td>");
                 cgit_object_link(tag->tagged);
                 html("</td></tr>\n");
         } else {
                 if (!header)
                         print_tag_header();
                 html("<tr><td>");
                 html_txt(name);
                 html("</td><td colspan='2'/><td>");
                 cgit_object_link(ref->object);
                 html("</td></tr>\n");
         }
         return 0;
 }
 
 static void print_refs_link(char *path)
 {
         html("<tr class='nohover'><td colspan='4'>");
         cgit_refs_link("[...]", NULL, NULL, cgit_query_head, NULL, path);
         html("</td></tr>");
 }
 
 void cgit_print_branches(int maxcount)
 {
         struct reflist list;
         int i;
 
         html("<tr class='nohover'><th class='left'>Branch</th>"
              "<th class='left'>Idle</th>"
              "<th class='left'>Author</th>"
              "<th class='left'>Head commit</th></tr>\n");
 
         list.refs = NULL;
         list.alloc = list.count = 0;
         for_each_branch_ref(cgit_refs_cb, &list);
 
         if (maxcount == 0 || maxcount > list.count)
                 maxcount = list.count;
 
         if (maxcount < list.count) {
                 qsort(list.refs, list.count, sizeof(*list.refs), cmp_branch_age);
                 qsort(list.refs, maxcount, sizeof(*list.refs), cmp_ref_name);
         }
 
         for(i=0; i<maxcount; i++)
                 print_branch(list.refs[i]);
 
         if (maxcount < list.count)
diff --git a/ui-tree.c b/ui-tree.c
index d6bcec3..c22e30b 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -7,193 +7,193 @@
  */
 
 #include "cgit.h"
 
 char *curr_rev;
 char *match_path;
 int header = 0;
 
 static void print_object(const unsigned char *sha1, char *path)
 {
         enum object_type type;
         char *buf;
         unsigned long size, lineno, start, idx;
         const char *linefmt = "<tr><td class='no'><a name='%1$d'>%1$d</a></td><td class='txt'>";
 
         type = sha1_object_info(sha1, &size);
         if (type == OBJ_BAD) {
                 cgit_print_error(fmt("Bad object name: %s",
                                      sha1_to_hex(sha1)));
                 return;
         }
 
         buf = read_sha1_file(sha1, &type, &size);
         if (!buf) {
                 cgit_print_error(fmt("Error reading object %s",
                                      sha1_to_hex(sha1)));
                 return;
         }
 
         html(" blob: <a href='");
         html_attr(cgit_pageurl(cgit_query_repo, "blob", fmt("id=%s", sha1_to_hex(sha1))));
         htmlf("'>%s</a>",sha1_to_hex(sha1));
 
         html("<table class='blob'>\n");
         idx = 0;
         start = 0;
         lineno = 0;
         while(idx < size) {
                 if (buf[idx] == '\n') {
                         buf[idx] = '\0';
                         htmlf(linefmt, ++lineno);
                         html_txt(buf + start);
                         html("</td></tr>\n");
                         start = idx + 1;
                 }
                 idx++;
         }
         htmlf(linefmt, ++lineno);
         html_txt(buf + start);
         html("</td></tr>\n");
         html("</table>\n");
 }
 
 
 static int ls_item(const unsigned char *sha1, const char *base, int baselen,
                    const char *pathname, unsigned int mode, int stage)
 {
         char *name;
         char *fullpath;
         enum object_type type;
         unsigned long size = 0;
 
         name = xstrdup(pathname);
         fullpath = fmt("%s%s%s", cgit_query_path ? cgit_query_path : "",
                        cgit_query_path ? "/" : "", name);
 
         type = sha1_object_info(sha1, &size);
         if (type == OBJ_BAD && !S_ISGITLINK(mode)) {
                 htmlf("<tr><td colspan='3'>Bad object: %s %s</td></tr>",
                       name,
                       sha1_to_hex(sha1));
                 return 0;
         }
 
         html("<tr><td class='ls-mode'>");
         html_filemode(mode);
         html("</td><td>");
         if (S_ISGITLINK(mode)) {
                 htmlf("<a class='ls-mod' href='");
                 html_attr(fmt(cgit_repo->module_link,
                               name,
                               sha1_to_hex(sha1)));
                 html("'>");
                 html_txt(name);
                 html("</a>");
         } else if (S_ISDIR(mode)) {
                 cgit_tree_link(name, NULL, "ls-dir", cgit_query_head,
                                curr_rev, fullpath);
         } else {
                 cgit_tree_link(name, NULL, "ls-blob", cgit_query_head,
                                curr_rev, fullpath);
         }
         htmlf("</td><td class='ls-size'>%li</td>", size);
 
         html("<td>");
         cgit_log_link("log", NULL, "button", cgit_query_head, curr_rev,
-                      fullpath, 0);
+                      fullpath, 0, NULL, NULL);
         html("</td></tr>\n");
         free(name);
         return 0;
 }
 
 static void ls_head()
 {
         html("<table class='list'>\n");
         html("<tr class='nohover'>");
         html("<th class='left'>Mode</th>");
         html("<th class='left'>Name</th>");
         html("<th class='right'>Size</th>");
         html("<th/>");
         html("</tr>\n");
         header = 1;
 }
 
 static void ls_tail()
 {
         if (!header)
                 return;
         html("</table>\n");
         header = 0;
 }
 
 static void ls_tree(const unsigned char *sha1, char *path)
 {
         struct tree *tree;
 
         tree = parse_tree_indirect(sha1);
         if (!tree) {
                 cgit_print_error(fmt("Not a tree object: %s",
                                      sha1_to_hex(sha1)));
                 return;
         }
 
         ls_head();
         read_tree_recursive(tree, "", 0, 1, NULL, ls_item);
         ls_tail();
 }
 
 
 static int walk_tree(const unsigned char *sha1, const char *base, int baselen,
                      const char *pathname, unsigned mode, int stage)
 {
         static int state;
         static char buffer[PATH_MAX];
         char *url;
 
         if (state == 0) {
                 memcpy(buffer, base, baselen);
                 strcpy(buffer+baselen, pathname);
                 url = cgit_pageurl(cgit_query_repo, "tree",
                                    fmt("h=%s&amp;path=%s", curr_rev, buffer));
                 html("/");
                 cgit_tree_link(xstrdup(pathname), NULL, NULL, cgit_query_head,
                                curr_rev, buffer);
 
                 if (strcmp(match_path, buffer))
                         return READ_TREE_RECURSIVE;
 
                 if (S_ISDIR(mode)) {
                         state = 1;
                         ls_head();
                         return READ_TREE_RECURSIVE;
                 } else {
                         print_object(sha1, buffer);
                         return 0;
                 }
         }
         ls_item(sha1, base, baselen, pathname, mode, stage);
         return 0;
 }
 
 
 /*
  * Show a tree or a blob
  *   rev:  the commit pointing at the root tree object
  *   path: path to tree or blob
  */
 void cgit_print_tree(const char *rev, char *path)
 {
         unsigned char sha1[20];
         struct commit *commit;
         const char *paths[] = {path, NULL};
 
         if (!rev)
                 rev = cgit_query_head;
 
         curr_rev = xstrdup(rev);
         if (get_sha1(rev, sha1)) {
                 cgit_print_error(fmt("Invalid revision name: %s", rev));
                 return;
         }
         commit = lookup_commit_reference(sha1);
         if (!commit || parse_commit(commit)) {